20050576988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{47387}}^1$

素因数の和:47586

約数の個数: 48

約数和(自身を含む): 38638279680

約数和(自身を除く): 18587702692

約数列:

[1, 2, 4, 13, 26, 52, 79, 103, 158, 206, 316, 412, 1027, 1339, 2054, 2678, 4108, 5356, 8137, 16274, 32548, 47387, 94774, 105781, 189548, 211562, 423124, 616031, 1232062, 2464124, 3743573, 4880861, 7487146, 9761722, 14974292, 19523444, 48666449, 63451193, 97332898, 126902386, 194665796, 253804772, 385588019, 771176038, 1542352076, 5012644247, 10025288494, 20050576988]

約数ペア:

[(1, 20050576988), (2, 10025288494), (4, 5012644247), (13, 1542352076), (26, 771176038), (52, 385588019), (79, 253804772), (103, 194665796), (158, 126902386), (206, 97332898), (316, 63451193), (412, 48666449), (1027, 19523444), (1339, 14974292), (2054, 9761722), (2678, 7487146), (4108, 4880861), (5356, 3743573), (8137, 2464124), (16274, 1232062), (32548, 616031), (47387, 423124), (94774, 211562), (105781, 189548)]